import React from 'react';
interface Props {
  title?: string
  id: number
  obj: {
    a: number
    b: number
  }
  arr: number[]
  cb: (a: number, b: number) => number
  empty: null
  element: JSX.Element
}

const Test: React.FC<Props> = ({title = '默认标题'}) => {
  return <div>Test</div>
}

export default Test